/*******************************************************************************
 * Copyright 2009 DCSpectrometer - http://code.google.com/p/dcspectrometer 
 *  
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at 
 *  
 *     http://www.apache.org/licenses/LICENSE-2.0 
 *     
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
 * See the License for the specific language governing permissions and 
 * limitations under the License. 
 *******************************************************************************/
package com.dcspectrometer.Analysis;

/** This class calculates the minimum of a sequence of numbers. */
public class Minimum implements IStatCalculator{

	private long _n;
	private double _xmin;
	
	public Minimum(){
		_n = 0;
		_xmin = Double.NaN;
	}
	
	public void addValue(double value) {
		if ( _n == 0 ){
			_n = 1;
			_xmin = value; 
		} else {
			if(_xmin > value) {
			  _xmin = value;
			}
		}
	}

	public String getName() {
		return "Minimum";
	}

	public IStatCalculator getNew() {
		return new Minimum();
	}

	public double getResults() {
		return _xmin;
	}
	
}
